[PATCH 4.2 051/110] rbd: dont leak parent_spec in rbd_dev_probe_parent()

4.2-stable review patch. If anyone has any objections, please let me know. -- From: Ilya Dryomov commit 1f2c6651f69c14d0d3a9cfbda44ea101b02160ba upstream. Currently we leak parent_spec and trigger a "parent reference underflow" warning if rbd_dev_create() in

[PATCH 4.2 051/110] rbd: dont leak parent_spec in rbd_dev_probe_parent()

4.2-stable review patch. If anyone has any objections, please let me know. -- From: Ilya Dryomov commit 1f2c6651f69c14d0d3a9cfbda44ea101b02160ba upstream. Currently we leak parent_spec and trigger a "parent reference underflow" warning if rbd_dev_create()